Hydrovane 68 boils its own oil

compressor runs for 5 mins seems ok then after another 5 mins the oil is boiling and smoking from air filter all i can think is a blockage in the oil cooler rad as the pipe in gets warm but the pipe out is cold

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Nov 21, 2016
Hydrovane 68 boils
by: Doug in s.d.ca

Not sure about these, but on a screw, they use a thermostatic valve (same idea as a car radiator).

Sounds like this has one, and it's not working.

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